參數(shù)資料
型號: CY7C1392BV18-167BZC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 18-Mbit DDR-II SIO SRAM 2-Word Burst Architecture
中文描述: 2M X 8 DDR SRAM, 0.5 ns, PBGA165
封裝: 13 X 15 MM, 1.40 MM HEIGHT, MO-216, FBGA-165
文件頁數(shù): 19/27頁
文件大小: 446K
代理商: CY7C1392BV18-167BZC
CY7C1392BV18
CY7C1992BV18
CY7C1393BV18
CY7C1394BV18
Document Number: 38-05623 Rev. *C
Page 19 of 27
Maximum Ratings
(Above which the useful life may be impaired.)
Storage Temperature .................................–65°C to +150°C
Ambient Temperature with Power Applied..–55°C to +125°C
Supply Voltage on V
DD
Relative to GND........–0.5V to +2.9V
Supply Voltage on V
DDQ
Relative to GND ......–0.5V to +V
DD
DC Voltage Applied to Outputs
in High-Z State.................................... –0.5V to V
DDQ
+ 0.3V
DC Input Voltage
[13]
............................ –0.5V to V
DDQ
+ 0.3V
Electrical Characteristics
Over the Operating Range
[14]
Current into Outputs (LOW).........................................20 mA
Static Discharge Voltage (MIL-STD-883, M 3015)... > 2001V
Latch-up Current.................................................... > 200 mA
Operating Range
Range
Com’l
Ind’l
Ambient
Temperature
0°C to +70°C
–40°C to +85°C
V
DD
[17]
1.8
±
0.1V
V
DDQ
[17]
1.4V to V
DD
DC Electrical Characteristics
Over the Operating Range
Parameter
Description
V
DD
Power Supply Voltage
V
DDQ
I/O Supply Voltage
V
OH
Output HIGH Voltage
V
OL
Output LOW Voltage
V
OH(LOW)
Output HIGH Voltage
V
OL(LOW)
Output LOW Voltage
V
IH
V
IL
I
X
Input Leakage Current
I
OZ
Output Leakage Current
V
REF
I
DD
V
DD
Operating Supply
Test Conditions
Min.
1.7
1.4
Typ.
1.8
1.5
Max.
1.9
V
DD
Unit
V
V
V
V
V
V
V
V
μ
A
μ
A
V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
Note 18
Note 19
I
OH
=
0.1 mA, Nominal Impedance
I
OL
= 0.1 mA, Nominal Impedance
V
DDQ
/2 – 0.12
V
DDQ
/2 – 0.12
V
DDQ
– 0.2
V
SS
V
REF
+ 0.1
–0.3
–5
–5
0.68
V
DDQ
/2 + 0.12
V
DDQ
/2 + 0.12
V
DDQ
0.2
V
DDQ
+ 0.3
V
REF
– 0.1
5
5
0.95
450
500
550
580
600
200
220
240
250
260
Input HIGH Voltage
[13]
Input LOW Voltage
[13]
GND
V
I
V
DDQ
GND
V
I
V
DDQ,
Output Disabled
Input Reference Voltage
[20]
Typical Value = 0.75V
0.75
V
DD
= Max.,I
OUT
= 0
mA, f = f
MAX
= 1/t
CYC
167 MHz
200 MHz
250 MHz
278 MHz
300 MHz
167 MHz
200 MHz
250 MHz
278 MHz
300 MHz
I
SB1
Automatic Power-down
Current
Max. V
DD
, Both Ports
Deselected, V
IN
V
IH
or V
IN
V
IL
,f = f
MAX
=
1/t
CYC
,
Inputs Static
AC Input Requirements
Over the Operating Range
Parameter
Description
V
IH
Input HIGH Voltage
V
IL
Input LOW Voltage
Test Conditions
Min.
Typ.
Max.
Unit
V
V
V
REF
+ 0.2
V
REF
– 0.2
Notes:
17.Power-up: Assumes a linear ramp from 0V to V
DD
(Min.) within 200 ms. During this time V
IH
< V
DD
and V
DDQ
< V
DD
.
18.Outputs are impedance controlled. I
OH
= –(V
DDQ
/2)/(RQ/5) for values of 175
< RQ < 350
.
19.Outputs are impedance controlled. I
=(V
< RQ < 350
.
20.V
REF
(Min.) = 0.68V or 0.46V
DDQ
, whichever is larger, V
REF
(Max.) = 0.95V or 0.54V
DDQ
, whichever is smaller.
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